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apply exponential scale for bridge out amount

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Signed-off-by: Uncle Stinky <uncle.stinky@ghostchain.io>
This commit is contained in:
Uncle Stinky 2026-09-25 12:23:38 +03:00
parent 78bde93b7f
commit 352e3519a8
Signed by: st1nky
GPG Key ID: 016064BD97603B40
3 changed files with 24 additions and 11 deletions
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2
pallets/exodus/Cargo.toml
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@ -1,6 +1,6 @@
[package] [package]
name = "ghost-exodus" name = "ghost-exodus"
version = "0.0.14" version = "0.0.15"
description = "Threshold signature generation with DKG included" description = "Threshold signature generation with DKG included"
license.workspace = true license.workspace = true
authors.workspace = true authors.workspace = true

16
pallets/exodus/src/lib.rs
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@ -1846,14 +1846,16 @@ pub mod pallet {
let base_evm_amount: BalanceOf<T> = T::BaseEvmAmount::get() let base_evm_amount: BalanceOf<T> = T::BaseEvmAmount::get()
.unique_saturated_into(); .unique_saturated_into();
let pending_requests_count = ExodusRequests::<T>::count() let is_amount_sufficient = 1u32.checked_shl(ExodusRequests::<T>::count())
.unique_saturated_into(); .map(|scale| {
T::Currency::minimum_balance()
.saturating_mul(scale.unique_saturated_into())
.saturating_add(base_evm_amount)
.le(&amount)
})
.unwrap_or(false);
let minimum_amount = base_evm_amount ensure!(is_amount_sufficient, Error::<T>::BridgeQueueMinimumNotMet);
.saturating_mul(pending_requests_count)
.saturating_add(T::Currency::minimum_balance());
ensure!(amount >= minimum_amount, Error::<T>::BridgeQueueMinimumNotMet);
let actual_amount = T::Currency::burn_from( let actual_amount = T::Currency::burn_from(
&who, &who,

17
pallets/exodus/src/tests.rs
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@ -1132,9 +1132,14 @@ fn test_all_validators_can_execute_dkg() {
ExodusSignedGovernance::<Runtime>::iter().count() ExodusSignedGovernance::<Runtime>::iter().count()
}); });
let pending_exodus_requests = ext.execute_with(|| {
ExodusRequests::<Runtime>::count()
});
assert_eq!(rotations_count, 3); assert_eq!(rotations_count, 3);
assert_eq!(bridges_count, 2); assert_eq!(bridges_count, 2);
assert_eq!(governances_count, 15); assert_eq!(governances_count, 15);
assert_eq!(pending_exodus_requests, 0);
} }
#[test] #[test]
@ -1476,7 +1481,7 @@ fn register_evm_bridge_out_dynamic_threshold_works() {
QualificationDkgState::<Runtime>::insert(&network_curve, dkg_state); QualificationDkgState::<Runtime>::insert(&network_curve, dkg_state);
let amount_1 = existential_deposit; let amount_1 = base_evm_amount.saturating_add(existential_deposit);
assert_ok!(Exodus::register_evm_bridge_out_exodus( assert_ok!(Exodus::register_evm_bridge_out_exodus(
RuntimeOrigin::signed(user.clone()), RuntimeOrigin::signed(user.clone()),
network_id, network_id,
@ -1508,7 +1513,10 @@ fn register_evm_bridge_out_dynamic_threshold_works() {
Error::<Runtime>::BridgeQueueMinimumNotMet Error::<Runtime>::BridgeQueueMinimumNotMet
); );
let amount_2 = existential_deposit.saturating_add(base_evm_amount); let amount_2 = existential_deposit
.saturating_mul(2)
.saturating_add(base_evm_amount);
assert_ok!(Exodus::register_evm_bridge_out_exodus( assert_ok!(Exodus::register_evm_bridge_out_exodus(
RuntimeOrigin::signed(user.clone()), RuntimeOrigin::signed(user.clone()),
network_id, network_id,
@ -1530,7 +1538,10 @@ fn register_evm_bridge_out_dynamic_threshold_works() {
assert_eq!(ExodusRequests::<Runtime>::count(), 2); assert_eq!(ExodusRequests::<Runtime>::count(), 2);
let amount_3 = amount_2.saturating_add(base_evm_amount); let amount_3 = existential_deposit
.saturating_mul(4)
.saturating_add(base_evm_amount);
assert_ok!(Exodus::register_evm_bridge_out_exodus( assert_ok!(Exodus::register_evm_bridge_out_exodus(
RuntimeOrigin::signed(user.clone()), RuntimeOrigin::signed(user.clone()),
network_id, network_id,